VulnSocial

CVE-2025-70122Disclosure(free5gc / free5gc)

LOWCVSS 7.5 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

A heap buffer overflow vulnerability in the UPF component of free5GC v4.0.1 allows remote attackers to cause a denial of service via a crafted PFCP Session Modification Request. The issue occurs in the SDFFilterFields.UnmarshalBinary function (sdf-filter.go) when processing a declared length that exceeds the actual buffer capacity, leading to a runtime panic and UPF crash.

free5gc CVEsBack to dashboard
0.0/ 10 priority

Sources & remediation

Exploit / PoC references
Weakness type (CWE)
CWE-122

Priority

LOW

Exploitation

NONE

PoC

YES

Patch

NONE

Momentum

STABLE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • free5gc

Threat summary

  • 3 mentions across 2 observed days
  • Momentum state: stable

What's happening

  • Technical details provided in 3 signals
  • Disclosure: 3 classified signals
  • Peaked 1d ago at 2 mentions (2026-02-13); latest day: 1
  • 3 total mentions across 2 days

Affected systems

Vendors
free5gc
Products
free5gc

1 version affected across 1 product

Deep dive

Activity timeline3 mentions / 2d
01122Mentions · 2026-02-13: 2Mentions · 2026-02-18: 1Technical Details · 2026-02-13: 2Technical Details · 2026-02-18: 102-1302-18
Signal classification1 categories
Disclosure
3100.0%
Referenced assets4 URLs
Classification over time
DateTotalLabels
2026-02-132
Disclosure2
2026-02-181
Disclosure1
Full discourse3 posts
  • Vulmon Vulnerability Feed@VulmonFeeds
    Disclosure

    CVE-2025-70122 Heap Buffer Overflow in free5GC v4.0.1 UPF Causing Denial... https://vulmon.com/vulnerabilitydetails?qid=CVE-2025-70122 Don't wait vulnerability scanning results: https://alerts.vulmon.com/?utm_source=twitter&utm_medium=social&utm_campaign=2102281&utm_content=2

    Post summary

    CVE-2025-70122 is a heap buffer overflow in free5GC v4.0.1 UPF causing denial of service; no PoC, exploit, active exploitation, or patch information is provided.

    0001134
    4.0K followersView on X
  • CVE@CVEnew
    Disclosure

    CVE-2025-70122 A heap buffer overflow vulnerability in the UPF component of free5GC v4.0.1 allows remote attackers to cause a denial of service via a crafted PFCP Session Modificati… https://www.cve.org/CVERecord?id=CVE-2025-70122

    Post summary

    A heap buffer overflow in free5GC v4.0.1’s UPF component can lead to denial of service via crafted PFCP Session Modification, but no PoC, exploit code, active exploitation, or patch is mentioned.

    00010268
    56.5K followersView on X
  • CRAC Learning - Tech@cracbot
    Disclosure

    CVE-2025-70122 (CVSS:7.5, HIGH) is Undergoing Analysis. A heap buffer overflow vulnerability in the UPF component of free5GC v4.0.1 allows remote attackers to cause a denial of..https://nvd.nist.gov/vuln/detail/CVE-2025-70122 #cybersecurityawareness #cybersecurity #CVE #infosec #hacker #nvd #mitre

    Post summary

    The post announces CVE‑2025‑70122 as a high‑severity heap buffer overflow in free5GC v4.0.1, noting it is under analysis but providing no PoC, exploit, or patch information.

    0000046
    171 followersView on X
CPE platform detail1 entries

1 of 1 entries

PartVendorProductVersionTarget SWTarget HW
Appfree5gcfree5gc4.0.1--

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